22419412 has 6 divisors (see below), whose sum is σ = 39233978. Its totient is φ = 11209704.

The previous prime is 22419409. The next prime is 22419421. The reversal of 22419412 is 21491422.

It can be written as a sum of positive squares in only one way, i.e., 17338896 + 5080516 = 4164^2 + 2254^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2802423 + ... + 2802430.

Almost surely, 2^22419412 is an apocalyptic number.

It is an amenable number.

22419412 is a deficient number, since it is larger than the sum of its proper divisors (16814566).

22419412 is a wasteful number, since it uses less digits than its factorization.

22419412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5604857 (or 5604855 counting only the distinct ones).

The product of its digits is 1152, while the sum is 25.

The square root of 22419412 is about 4734.9141491689. The cubic root of 22419412 is about 281.9733556303.

The spelling of 22419412 in words is "twenty-two million, four hundred nineteen thousand, four hundred twelve".